* and clear out the output buffer. If the client cache is too old then do nothing.
* @param $context ResourceLoaderContext
* @param string $mtime The TS_MW timestamp to check the header against
- * @return bool True iff 304 header sent and output handled
+ * @return bool True if 304 header sent and output handled
*/
protected function tryRespondLastModified( ResourceLoaderContext $context, $mtime ) {
// If there's an If-Modified-Since header, respond with a 304 appropriately